CN220306806U - Explosion-proof device of electric control cabinet - Google Patents
Explosion-proof device of electric control cabinet Download PDFInfo
- Publication number
- CN220306806U CN220306806U CN202321552007.5U CN202321552007U CN220306806U CN 220306806 U CN220306806 U CN 220306806U CN 202321552007 U CN202321552007 U CN 202321552007U CN 220306806 U CN220306806 U CN 220306806U
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- explosion
- electric control
- cabinet body
- plug
- control cabinet
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- 238000009434 installation Methods 0.000 claims abstract description 35
- 238000001514 detection method Methods 0.000 claims description 17
- 238000007789 sealing Methods 0.000 claims description 5
- 239000000428 dust Substances 0.000 abstract description 9
- 230000017525 heat dissipation Effects 0.000 abstract description 4
- 238000010586 diagram Methods 0.000 description 3
- 230000000694 effects Effects 0.000 description 3
- 238000000034 method Methods 0.000 description 3
- 238000004880 explosion Methods 0.000 description 2
- 238000012986 modification Methods 0.000 description 2
- 230000004048 modification Effects 0.000 description 2
- 238000009825 accumulation Methods 0.000 description 1
- 230000004075 alteration Effects 0.000 description 1
- 230000009286 beneficial effect Effects 0.000 description 1
- 238000004891 communication Methods 0.000 description 1
- 230000007547 defect Effects 0.000 description 1
- 238000013461 design Methods 0.000 description 1
- 238000010891 electric arc Methods 0.000 description 1
- 239000000463 material Substances 0.000 description 1
- 238000005259 measurement Methods 0.000 description 1
- 239000000843 powder Substances 0.000 description 1
- 238000006467 substitution reaction Methods 0.000 description 1
- 238000009423 ventilation Methods 0.000 description 1
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- Casings For Electric Apparatus (AREA)
- Cooling Or The Like Of Electrical Apparatus (AREA)
Abstract
The utility model discloses an explosion-proof device of an electric control cabinet, which comprises a mounting cabinet body, wherein the mounting cabinet body is a shell with a rectangular cavity structure, the top end of the mounting cabinet body is provided with a mounting groove, an explosion-proof fan is embedded in the mounting groove, one side of the mounting groove is connected with an air inlet pipe, and an air treatment box is arranged between the mounting groove and the air inlet pipe; the utility model relates to the technical field of electric control cabinets, in particular to an explosion-proof device of an electric control cabinet, wherein an explosion-proof air inlet is arranged at the top of an electric control cabinet body and is used as an installation air inlet position, an air treatment box is connected with the electric control cabinet body to filter air inlet of the electric control cabinet, dust in air is prevented from entering the electric control cabinet body to influence heat dissipation, the air pressure in the cabinet body is ensured to be greater than that of the outside, and the air treatment box is installed in a plug-in mounting mode and is convenient to operate.
Description
Technical Field
The utility model relates to the technical field of electric control cabinets, in particular to an explosion-proof device of an electric control cabinet.
Background
The electric control cabinet is an important component in an electric equipment system, when the electric control cabinet is used, in order to avoid the explosion of combustible materials caused by electric arcs, the electric control cabinet needs to be subjected to explosion-proof treatment, such as the electric control cabinet with the explosion-proof function disclosed by the publication No. CN208338103U, the electric control cabinet is detonated aiming at the combustible gas or dust in a factory workshop to enter the electric control cabinet, a micro differential pressure transmitter serving as a pressure detection device is mutually matched with a fan and a ventilation pipeline for introducing outdoor air into an installation cabinet body (1) and is skillfully arranged on the common electric control cabinet without the explosion-proof function, the differential pressure transmitter is used for detecting the pressure difference inside and outside the electric control main body in real time, a P ID controller which is mutually matched with the micro differential pressure transmitter feeds back and controls the rotation speed of the fan according to the detection of the pressure difference, so that the pressure inside the electric control cabinet is always kept slightly larger than the pressure outside the electric control cabinet, the method avoids the possibility that the combustible gas or dust in the factory workshop enters the electric control cabinet, namely avoids the possibility that the combustible gas or the combustible dust is detonated by an electric arc generated when electric equipment in the electric control cabinet works, namely the common electric control cabinet has an explosion-proof function, so that the safety production of the factory is effectively improved, however, in the modification process, the equipment needs to be communicated with the inside of the electric control cabinet, the air in the electric control cabinet is pressed out of the electric control cabinet through high pressure, and the pressure difference between the inside and the outside of the electric control cabinet is kept, but a large amount of air needs to be introduced from the outside, the dust in the outside air is easily introduced into the electric control cabinet, the dust accumulation not only affects heat dissipation, but also causes the shortage of air supply, the pressure in the electric control cabinet is lower than the outside air pressure, the explosion-proof effect is deteriorated, in view of the above, intensive studies have been conducted to solve the above problems.
Disclosure of Invention
Aiming at the defects of the prior art, the utility model provides the explosion-proof device of the electric control cabinet, which solves the existing problems.
In order to achieve the above purpose, the utility model is realized by the following technical scheme: the utility model provides an automatically controlled cabinet explosion-proof equipment, includes the installation cabinet body, the installation cabinet body is the casing of rectangle cavity structure, the top of the installation cabinet body is provided with the mounting groove, the embedded explosion-proof fan that is equipped with of mounting groove, mounting groove one side is connected with the air-supply line, be provided with the air treatment case on the mounting groove with between the air-supply line;
the air treatment box is a cavity box body with a cylindrical structure, a plurality of layers of mounting plates are arranged in the air treatment box, and a plurality of filter blocks are fixed on a plurality of mounting plates through a plurality of screws;
the filter blocks and the air inlet pipes are coaxially arranged, the bottom ends of the air treatment boxes extend out of the plug blocks, the centers of the mounting grooves are provided with plug grooves, the plug blocks are plugged in the plug grooves, limiting bolts are plugged in limiting holes, and the end parts of the limiting bolts are limited with the side walls of the plug blocks;
the installation cabinet body is also internally provided with a pressure detection device for detecting the pressure difference between the inside and the outside of the installation cabinet body, and the installation cabinet body is also internally provided with a P ID controller matched with the explosion-proof fan and the pressure detection device.
Preferably, the plug-in block is a cylindrical plate block with a polygonal structure, and the cross section shape of the plug-in groove is matched with the shape of the plug-in block.
Preferably, a locking hole matched with the limit bolt is formed in one side wall surface of the plug-in block.
Preferably, the pressure detection device is fixedly connected with the installation cabinet body, and the explosion-proof fan and the pressure detection device are respectively and electrically connected with the P ID controller.
Preferably, an adjusting knob is sleeved at the end part of the limit bolt, a limit sealing gasket is arranged at the inner side end part of the plug block, and the end part of the limit sealing gasket is of a groove structure.
Preferably, two pairs of supporting feet with adjustable heights are arranged at four corners of the bottom surface of the installation cabinet body.
Advantageous effects
The utility model provides an explosion-proof device of an electric control cabinet. The beneficial effects are as follows: this automatically controlled cabinet explosion-proof equipment is provided with explosion-proof air inlet at the top of the automatically controlled cabinet body, as the installation position of admitting air, utilizes air treatment case and automatically controlled cabinet body interconnect, filters automatically controlled cabinet air inlet, avoids dust in the air to enter into automatically controlled cabinet internal, influences the heat dissipation, guarantees that the air pressure made the cabinet internal is greater than outside, and air treatment case adopts the cartridge mode to install convenient operation.
Drawings
Fig. 1 is a schematic diagram of a front view structure of an explosion-proof device of an electric control cabinet according to the present utility model.
Fig. 2 is a schematic diagram of a partial axial measurement structure of an explosion-proof device of an electric control cabinet according to the present utility model.
Fig. 3 is a schematic diagram of a partial enlarged structure of an explosion-proof device of an electric control cabinet according to the present utility model.
In the figure: 1. installing a cabinet body; 2. a mounting groove; 3. an explosion-proof fan; 4. an air inlet pipe; 5. an air treatment tank; 6. a mounting plate; 7. a filter block; 8. a plug block; 9. a limit bolt; 10. a pressure detection device; 11. a PID controller; 12. an adjustment knob; 13. a limit sealing gasket; 14. and supporting the feet.
Detailed Description
The following description of the embodiments of the present utility model will be made clearly and completely with reference to the accompanying drawings, in which it is apparent that the embodiments described are only some embodiments of the present utility model, but not all embodiments. All other embodiments, which can be made by those skilled in the art based on the embodiments of the utility model without making any inventive effort, are intended to be within the scope of the utility model.
Referring to fig. 1-3, the present utility model provides an embodiment: the utility model provides an automatically controlled cabinet explosion-proof equipment, including the installation cabinet body 1, the installation cabinet body 1 is the casing of rectangle cavity structure, the top of installation cabinet body 1 is provided with mounting groove 2, the embedded explosion-proof fan 3 that is equipped with of mounting groove 2, mounting groove 2 one side is connected with air-supply line 4, be provided with air treatment case 5 on the mounting groove 2 with between air-supply line 4, in the concrete implementation, the installation cabinet body 1 adopts rectangle cavity structure, the top of installation cabinet body 1 is provided with explosion-proof fan 3, utilize explosion-proof fan 3 to draw in outside air from air-supply line 4 into installation cabinet body 1, be provided with air treatment case 5 between the outside of explosion-proof fan 3 and air-supply line 4, be used for handling the inlet air; the air treatment box 5 is a cavity box body with a cylindrical structure, a plurality of layers of mounting plates 6 are arranged in the air treatment box 5, a plurality of filter blocks 7 are fixed on the plurality of mounting plates 6 through a plurality of screws, the plurality of filter blocks 7 are fixedly connected with the plurality of mounting plates 6, the plurality of filter blocks 7 are mutually overlapped with the plurality of mounting plates 6, and dust in the air can be quickly disassembled and filtered;
the filter blocks 7 are coaxially arranged with the air inlet pipe 4, the bottom end of the air treatment box 5 is extended to form an inserting block 8, the center of the mounting groove 2 is provided with an inserting groove, the inserting block 8 is inserted into the inserting groove, a limiting bolt 9 is inserted into the limiting hole, the end part of the limiting bolt 9 is limited with the side wall of the inserting block 8, in the specific implementation process, the inserting block 8 on the air treatment box 5 corresponds to the inserting groove arranged on the mounting groove 2 on the mounting cabinet body 1, the inserting block 8 is limited through the inserting groove, the inserting block 8 is limited through the lateral limiting bolt 9, further position fixing is realized, and the air inlet communication and disassembly of the mounting cabinet body 1 can be realized rapidly through the above inserting design; still be provided with in the installation cabinet body 1 and be used for detecting the internal and external pressure differential's of installation cabinet body 1 pressure detection device 10, still be provided with in the installation cabinet body 1 with explosion-proof fan 3 and pressure detection device 10 mutually supporting PID controller 11, PID controller 11 is used for controlling explosion-proof fan 3 and pressure detection device 10, pressure detection device 10 detects the air pressure in the installation cabinet body, keeps the inside air pressure of installation cabinet body 1 to be greater than external environment air pressure all the time to avoid the inflammable powder in the workshop environment to get into in the installation cabinet body 1 and cause the explosion.
As the preferable scheme, furthermore, the plug-in block 8 is a cylindrical plate block with a polygonal structure, and the cross section shape of the plug-in groove is matched with the shape of the plug-in block 8, so that the limit effect is achieved.
As a preferable scheme, a locking hole matched with the limit bolt 9 is formed in one side wall surface of the plug block 8, and the position of the plug block Kong Duicha is locked.
As a preferred scheme, further, pressure detection device 10 and installation cabinet 1 fixed connection, explosion-proof fan 3 and pressure detection device 10 respectively with PID controller 11 electric connection.
As a preferred scheme, still further, the tip cover of stop bolt 9 is equipped with adjust knob 12, and the inboard tip of grafting piece 8 is provided with spacing sealed pad 13, and the tip of spacing sealed pad 13 is the groove structure, can be convenient rotate stop bolt 9 through adjust knob 12, can seal the position of admitting air through spacing sealed pad 13.
As a preferable scheme, two pairs of supporting legs 14 with adjustable heights are arranged at four corners of the bottom surface of the installation cabinet body 1 and are used for adjusting the height of the installation cabinet body 1.
To sum up, the explosion-proof device of the electric control cabinet is provided with the explosion-proof air inlet at the top of the electric control cabinet body, and is used as an installation air inlet position, the air treatment box 5 is connected with the electric control cabinet body, so that air inlet of the electric control cabinet is filtered, dust in air is prevented from entering the electric control cabinet body, heat dissipation is influenced, air pressure in the cabinet body is ensured to be greater than that of the outside, and the air treatment box 5 is installed in a plug-in mounting mode, so that the operation is convenient.
Although embodiments of the present utility model have been shown and described, it will be understood by those skilled in the art that various changes, modifications, substitutions and alterations can be made therein without departing from the principles and spirit of the utility model, the scope of which is defined in the appended claims and their equivalents.
Claims (6)
1. The utility model provides an automatically controlled cabinet explosion-proof equipment, includes installation cabinet body (1), installation cabinet body (1) is the casing of rectangle cavity structure, the top of installation cabinet body (1) is provided with mounting groove (2), the embedded explosion-proof fan (3) that is equipped with of mounting groove (2), mounting groove (2) one side is connected with air-supply line (4), its characterized in that, be provided with air treatment case (5) between on mounting groove (2) and air-supply line (4);
the air treatment box (5) is a cavity box body with a cylindrical structure, a plurality of layers of mounting plates (6) are arranged in the air treatment box (5), and a plurality of filter blocks (7) are fixed on the mounting plates (6) through a plurality of screws;
the filter blocks (7) and the air inlet pipe (4) are coaxially arranged, the bottom end of the air treatment box (5) extends out of the plug-in block (8), the center of the mounting groove (2) is provided with a plug-in groove, the plug-in block (8) is plugged in the plug-in groove, a limit bolt (9) is plugged in the limit hole, and the end part of the limit bolt (9) is limited with the side wall of the plug-in block (8);
the installation cabinet body (1) is internally provided with a pressure detection device (10) for detecting the pressure difference between the inside and the outside of the installation cabinet body (1), and the installation cabinet body (1) is internally provided with a PID controller (11) which is mutually matched with the explosion-proof fan (3) and the pressure detection device (10).
2. The explosion-proof device of the electric control cabinet according to claim 1, wherein the plug-in blocks (8) are cylindrical plates with polygonal structures, and the cross section shape of the plug-in grooves is matched with the shape of the plug-in blocks (8).
3. The explosion-proof device of the electric control cabinet according to claim 2, wherein a locking hole matched with the limit bolt (9) is formed in a side wall surface of the plug-in block (8).
4. An explosion-proof device for an electric control cabinet according to claim 3, wherein the pressure detection device (10) is fixedly connected with the installation cabinet body (1), and the explosion-proof fan (3) and the pressure detection device (10) are respectively and electrically connected with the PID controller (11).
5. The explosion-proof device of the electric control cabinet according to claim 4, wherein an adjusting knob (12) is sleeved at the end part of the limit bolt (9), a limit sealing gasket (13) is arranged at the inner side end part of the plug block (8), and the end part of the limit sealing gasket (13) is of a groove structure.
6. An explosion-proof device for an electric control cabinet according to claim 5, wherein two pairs of supporting legs (14) with adjustable heights are arranged at four corners of the bottom surface of the installation cabinet body (1).
Priority Applications (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321552007.5U CN220306806U (en) | 2023-06-19 | 2023-06-19 | Explosion-proof device of electric control cabinet |
Applications Claiming Priority (1)
| Application Number | Priority Date | Filing Date | Title |
|---|---|---|---|
| CN202321552007.5U CN220306806U (en) | 2023-06-19 | 2023-06-19 | Explosion-proof device of electric control cabinet |
Publications (1)
| Publication Number | Publication Date |
|---|---|
| CN220306806U true CN220306806U (en) | 2024-01-05 |
Family
ID=89353590
Family Applications (1)
| Application Number | Title | Priority Date | Filing Date |
|---|---|---|---|
| CN202321552007.5U Active CN220306806U (en) | 2023-06-19 | 2023-06-19 | Explosion-proof device of electric control cabinet |
Country Status (1)
| Country | Link |
|---|---|
| CN (1) | CN220306806U (en) |
-
2023
- 2023-06-19 CN CN202321552007.5U patent/CN220306806U/en active Active
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